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CN-115915835-B - Display panel and display device

CN115915835BCN 115915835 BCN115915835 BCN 115915835BCN-115915835-B

Abstract

The application provides a display panel and a display device, wherein the display panel comprises a substrate, a light-emitting layer, a wiring layer, at least part of first wirings are provided with first partition areas, at least part of first wirings are provided with second partition areas, the first wirings positioned on two sides of the second partition areas in the length direction of the first wirings are electrically connected through bridging parts, the bridging parts are arranged on different layers of the first wirings, the first sub-pixels in the first repeating units cover the first partition areas in the first direction, and the second sub-pixels in the second repeating units cover the second partition areas. And the first sub-pixel and the second sub-pixel are correspondingly arranged. Through the mode, the application can reduce the bias of the big-view character.

Inventors

  • ZHANG JINFANG
  • Lv Lanfen
  • DUAN PEI
  • YANG YANG

Assignees

  • 合肥维信诺科技有限公司
  • 昆山国显光电有限公司

Dates

Publication Date
20260508
Application Date
20230130

Claims (8)

  1. 1. A display panel, comprising: A substrate; the light-emitting layer is positioned on one side of the substrate and comprises a plurality of sub-pixels, and the adjacent sub-pixels form a repeating unit; A wiring layer located between the substrate and the light emitting layer, the wiring layer including a plurality of first wirings arranged at the same interval along a first direction; at least part of the first wires are provided with a first partition area, the first wires positioned at two sides of the first partition area in the length direction of the first wires are mutually insulated, at least part of the first wires are provided with a second partition area, the first wires positioned at two sides of the second partition area in the length direction of the first wires are electrically connected through a bridging part, and the bridging part and the first wires are arranged in different layers; The light-emitting layer comprises a first repeating unit and a second repeating unit in the first direction, wherein the first repeating unit comprises a first sub-pixel, the second repeating unit comprises a second sub-pixel, the first sub-pixel and the second sub-pixel are correspondingly arranged, the orthographic projection of the first sub-pixel on the substrate and the orthographic projection of the first partition area on the substrate at least partially overlap, the orthographic projection of the second sub-pixel on the substrate and the orthographic projection of the second partition area on the substrate at least partially overlap, the wiring layer further comprises a plurality of second wires, the second wires and the first wires are mutually intersected and arranged in different layers, and the bridging part and the second wires are arranged in the same layer; In the first direction, every two adjacent first wires form a first wire pair, one first wire pair passes through a plurality of sub-pixels which are distributed at intervals along the length direction of the first wire pair, the orthographic projection of the sub-pixels on the substrate and the orthographic projection of each first wire in the first wire pair are overlapped, at least one first wire in part of the first wire pairs is provided with a first partition area, one first wire in the same first wire pair is a signal wire, the other first wire in the same first wire pair is a virtual wire, at least part of the virtual wire is provided with a first partition area, at least part of the virtual wire comprises the first partition area, and a first sub-wire and a second sub-wire which are positioned on two sides of the first partition area, the signal wire in one first wire pair is connected with the first sub-wire in the other first wire pair through the second wire, and the flatness difference between the second wire in one first wire pair and the anode electrode in one first wire pair is smaller than 1 micrometer.
  2. 2. The display panel of claim 1, wherein the display panel comprises, The first repeat unit is adjacent to the second repeat unit.
  3. 3. The display panel of claim 1, wherein the display panel comprises, In the first direction, the first partition area and the second partition area are symmetrically arranged with each other.
  4. 4. The display panel according to claim 1 or 2, wherein, In one of the first repeating units and the plurality of second repeating units disposed in succession, lengths of the plurality of second partition areas at the plurality of second repeating unit positions gradually increase in a direction directed to the first repeating unit.
  5. 5. The display panel of claim 1, wherein the display panel comprises, The second sub-wiring has a fixed potential.
  6. 6. The display panel of claim 1, wherein the display panel comprises, The plurality of repeating units are arranged in an array along the first direction and a second direction crossing the first direction, one repeating unit corresponds to at most one first partition area, and the adjacent plurality of first partition areas are arranged along a third direction crossing the first direction and the second direction.
  7. 7. The display panel of claim 6, wherein the display panel comprises, The second direction is parallel to the length direction.
  8. 8. A display device comprising the display panel of any one of claims 1-7.

Description

Display panel and display device Technical Field The application belongs to the technical field of display, and particularly relates to a display panel and a display device. Background With the continuous development of display technology, display panels are increasingly developed toward narrow frames. In order to better implement the narrow frame, FIAA (fanout in AA, i.e. fan-out in the display area) is used in the related art to layout the data lines. Currently, when the FIAA technology is used to layout the data lines, a first isolation region is disposed under the anode of some sub-pixels. The introduction of the first partition area can lead to larger anode flatness difference of the whole display panel, and the problem of color cast of a large visual angle exists, thereby influencing the display effect of the display panel. Disclosure of Invention The application provides a display panel and a display device, which are used for reducing the anode flatness difference of the display panel and reducing the large visual character deviation. In order to solve the technical problems, the application adopts a technical scheme that the display panel comprises a substrate; the light-emitting layer is positioned on one side of the substrate and comprises a plurality of sub-pixels, and the adjacent sub-pixels form a repeating unit; a wiring layer located between the substrate and the light emitting layer, the wiring layer including a plurality of first wirings arranged at the same interval along a first direction; at least part of the first wires are provided with a first partition area, the first wires positioned at two sides of the first partition area in the length direction of the first wires are mutually insulated, at least part of the first wires are provided with a second partition area, the first wires positioned at two sides of the second partition area in the length direction of the first wires are electrically connected through a bridging part, and the bridging part and the first wires are arranged in different layers; the light-emitting layer comprises a first repeating unit and a second repeating unit in the first direction, the first repeating unit comprises a first sub-pixel, the second repeating unit comprises a second sub-pixel, the first sub-pixel and the second sub-pixel are correspondingly arranged, the orthographic projection of the first sub-pixel on the substrate at least partially overlaps with the orthographic projection of the first partition area on the substrate, and the orthographic projection of the second sub-pixel on the substrate at least partially overlaps with the orthographic projection of the second partition area on the substrate. Wherein the first repeat unit and the second repeat unit are adjacent. In the first direction, every two adjacent first wires form a first wire pair, one first wire pair passes through a plurality of sub-pixels which are arranged at intervals along the length direction of the first wire pair, and the orthographic projection of the sub-pixels on the substrate is overlapped with the orthographic projection of each first wire in the first wire pair on the substrate respectively, and at least part of the first wires in the first wire pair are provided with the first partition area; Preferably, one of the first wires in the same pair of first wires is a signal wire, the other first wire is a virtual wire, and at least part of the virtual wires are provided with the first partition area. In the first direction, the first partition area and the second partition area are symmetrically arranged. Wherein, in one of the first repeating units and the plurality of second repeating units arranged in succession, the lengths of the plurality of second partition areas at the positions of the plurality of second repeating units gradually increase in the direction pointing to the first repeating unit. The wiring layer further comprises a plurality of second wires which are mutually intersected with the first wires and are arranged in different layers, wherein at least part of the virtual wires comprise the first partition area, and a first sub-wire and a second sub-wire which are positioned on two sides of the first partition area, and a signal wire in one first wire pair is electrically connected with the first sub-wire in the other first wire pair through one second wire. The second sub-wiring has a fixed potential. Wherein, the bridging portion and the second wiring are arranged on the same layer. The plurality of repeating units are arranged in an array along the first direction and a second direction crossing the first direction, one repeating unit corresponds to at most one first partition area, the adjacent plurality of first partition areas are arranged along a third direction crossing the first direction and the second direction, and preferably, the second direction is parallel to the length direction. In order to solve the above technical problems, another